/********************************************************************************
 *      Copyright:  (C) 2024 YunQi
 *                  All rights reserved.
 *
 *       Filename:  adc_mq2.h
 *    Description:  This file 
 *
 *        Version:  1.0.0(26/04/24)
 *         Author:  dengleen <dengleen@outlook.com>
 *      ChangeLog:  1, Release initial version on "26/04/24 04:47:19"
 *                 
 ********************************************************************************/
#ifndef __ADC_MQ2__
#define __ADC_MQ2__

#define PCF8591_ADDRESS     0x48
#define PCF8591_AINO        0x40
#define VOLTAGE_REF         5

int get_smokescope(float *smokescope);

#endif 
